Ignition timing is easily the single most important tuning adjustment on an internal combustion engine and yet the concept of ignition curves continues to be elusive for many enthusiasts. Yet all it ...

There's a tiny silver can on the side of most distributors that is easily the most misunderstood component of any distributor-based ignition system. Feared by many, and ignored by many more, the ...

There's no shortage of opinions in this hobby, and they are usually founded on nothing more than an individual's personal experience. The theory of what makes an engine run is hardly ever applied.

Like much in life, the difference between detonation and pre-ignition, and their effects, comes down to timing. Both refer to a situation when an engine's fuel/air mixture combusts at the wrong time, ...

You just put your new crate engine together and your adrenaline is pumping. Pump the throttle, turn the key, and… the thing runs like a total dog. It idles fine, but as soon as you step on the ...

I have a 1982 El Camino. Two years ago, because it didn't pass the California smog test, I had to take it to a designated repair shop. As part of the repair, the tech told me: "Some fool set the ...

I have a 1982 El Camino. Two years ago, because it didn’t pass the California smog test, I had to take it to a designated repair shop. As part of the repair, the tech told me: “Some fool set the ...